86772775

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:819

約数の個数: 24

約数和(自身を含む): 110818800

約数和(自身を除く): 24046025

約数列:

[1, 5, 25, 59, 89, 295, 445, 661, 1475, 2225, 3305, 5251, 16525, 26255, 38999, 58829, 131275, 194995, 294145, 974975, 1470725, 3470911, 17354555, 86772775]

約数ペア:

[(1, 86772775), (5, 17354555), (25, 3470911), (59, 1470725), (89, 974975), (295, 294145), (445, 194995), (661, 131275), (1475, 58829), (2225, 38999), (3305, 26255), (5251, 16525)]